Question # 1

How many right angles are there in 360 degree?

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Two

Four

Six

Eight

Secθ Cotθ = _______

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Sinθ

1/ Sinθ

1/Cosθ

Sinθ / Cosθ

Sin 30^o =.....................

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1/2

√3/2

2

2/√3

The symbol used to denote a degree is:

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100

1°

100'

1"

Formula of arc length is.

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l=rθ

r=lθ

θ =lr

l=r/θ

If tanθ =√3 thenθ is equal to .

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30^o

45^o

60^o

90^o

Sin²θ +Cos²θ =..................

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tan²θ

Cos²θ

1

0

1+tan²θ =.................

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Sin²θ

Cos²θ

Co Sec²θ

Sec²θ

1° into radians is:

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0.0195 radians

0.0165radians

0.0185radians

0.0175radians

Sec 30^o = .....................

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1/2

√3/2

2

2/√3

The union of two non-collinear rays with common end point is called a/an:

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Ray

Side

Angle

Vertx

Sec (-60^o)=.....................

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-Sec 60^o

Sec 60^o

Cos60^o

Cot 60^o

360 degrees make 4 _________ angles:

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Obtuse

Right

Acute

Supplementary

Sin²θ + Cos²θ = ______________________________:

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Sinθ

Cosθ

1

2

20^o = _______________________________

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360'

630'

1200'

360'

Tangent drawn at the ends of diameter of a circle of___________ to each other:

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parallel

perpendicular

collinear

none parallel

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10th Class Mathematics Chapter 7 Introduction to Trigonometry English Medium KPK Boards Online MCQ's MCQs With Answers

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